<?php

    namespace Modules\Webstatement\Jobs;

    use Exception;
    use Illuminate\Bus\Queueable;
    use Illuminate\Contracts\Queue\ShouldQueue;
    use Illuminate\Foundation\Bus\Dispatchable;
    use Illuminate\Queue\InteractsWithQueue;
    use Illuminate\Queue\SerializesModels;
    use Illuminate\Support\Facades\Log;
    use Illuminate\Support\Facades\Storage;
    use Modules\Basicdata\Models\Branch;

    class ProcessCompanyDataJob implements ShouldQueue
    {
        use Dispatchable, InteractsWithQueue, Queueable, SerializesModels;

        protected $period;
        protected $filename;

        /**
         * Create a new job instance.
         */
        public function __construct(string $period = '', string $filename = "ST.COMPANY.csv")
        {
            $this->period   = $period;
            $this->filename = $filename;
        }

        /**
         * Execute the job.
         */
        public function handle()
        : void
        {
            try {
                set_time_limit(24 * 60 * 60);
                $disk           = Storage::disk('sftpStatement');
                $processedCount = 0;
                $errorCount     = 0;

                if ($this->period === '') {
                    Log::warning('No period provided for company data processing');
                    return;
                }

                // Construct the filepath based on the period folder name
                $fileName = "{$this->period}.{$this->filename}";
                $filePath = "{$this->period}/$fileName";

                Log::info("Processing company file: $filePath");

                if (!$disk->exists($filePath)) {
                    Log::warning("File not found: $filePath");
                    return;
                }

                // Create a temporary local copy of the file
                $tempFilePath = storage_path("app/temp_{$this->filename}");
                file_put_contents($tempFilePath, $disk->get($filePath));

                $handle = fopen($tempFilePath, "r");

                if ($handle !== false) {
                    // CSV headers from the file
                    $csvHeaders = [
                        'id',
                        'date_time',
                        'company_code',
                        'company_name',
                        'name_address',
                        'mnemonic',
                        'customer_company',
                        'customer_mnemonic',
                        'company_group',
                        'curr_no',
                        'co_code',
                        'l_vendor_atm',
                        'l_vendor_cpc'
                    ];

                    // Field mapping from CSV to Branch model
                    $fieldMapping = [
                        'company_code'      => 'code',
                        'company_name'      => 'name',
                        'name_address'      => 'address',
                        'mnemonic'          => 'mnemonic',
                        'customer_company'  => 'customer_company',
                        'customer_mnemonic' => 'customer_mnemonic',
                        'company_group'     => 'company_group',
                        'curr_no'           => 'curr_no',
                        'co_code'           => 'co_code',
                        'l_vendor_atm'      => 'l_vendor_atm',
                        'l_vendor_cpc'      => 'l_vendor_cpc'
                    ];

                    $rowCount = 0;

                    while (($row = fgetcsv($handle, 0, "~")) !== false) {
                        $rowCount++;

                        // Skip header row if it exists
                        if ($rowCount === 1 && (strtolower($row[0]) === 'id' || strtolower($row[2]) === 'company_code')) {
                            continue;
                        }

                        if (count($csvHeaders) === count($row)) {
                            $csvData = array_combine($csvHeaders, $row);

                            // Map CSV data to Branch model fields
                            $branchData = [];
                            foreach ($fieldMapping as $csvField => $modelField) {
                                if (isset($csvData[$csvField])) {
                                    // Convert string boolean values to actual booleans for boolean fields
                                    if (in_array($modelField, ['l_vendor_atm', 'l_vendor_cpc'])) {
                                        $branchData[$modelField] = filter_var($csvData[$csvField], FILTER_VALIDATE_BOOLEAN);
                                    } else {
                                        $branchData[$modelField] = $csvData[$csvField];
                                    }
                                }
                            }

                            try {
                                if (!empty($branchData['code'])) {
                                    Branch::updateOrCreate(
                                        ['code' => $branchData['code']],
                                        $branchData
                                    );
                                    $processedCount++;
                                }
                            } catch (Exception $e) {
                                $errorCount++;
                                Log::error("Error processing Company data at row $rowCount in $filePath: " . $e->getMessage());
                            }
                        } else {
                            Log::warning("Row $rowCount in $filePath has incorrect column count. Expected: " . count($csvHeaders) . ", Got: " . count($row));
                        }
                    }

                    fclose($handle);
                    Log::info("Completed processing $filePath. Processed $processedCount records with $errorCount errors.");

                    // Clean up the temporary file
                    unlink($tempFilePath);
                } else {
                    Log::error("Unable to open file: $filePath");
                }

                Log::info("Company data processing completed. Total processed: $processedCount, Total errors: $errorCount");

            } catch (Exception $e) {
                Log::error('Error in ProcessCompanyDataJob: ' . $e->getMessage());
                throw $e;
            }
        }
    }